Automatic communication system



March 2, 1965 w. F. BARTLETT AUTOMATIC COMMUNICATION sysTEM 23 Sheets-Shes?I 1 Filed July 26. 1960 ATTORNEY March 2, 1965 w. F. BARTLETT AUTOMATIC COMMUNICATION SYSTEM 25 Sheets-Shenl 2 Filed July 26, 1960 March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 23 Sheets-Sheet I5 FI G 3 CALLING LINE STORE-|22 March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 25 Sheets-Sheet 4 FIGA CALLING E sToRE-l 2 36@ `March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, i960 23 sheets-sheet 5 F|G,5 cALLlNG LINE AND TRUNK MATRIX-|24 CLOCK PULSE f loon .200 560 soo.`

seq

25 Sheets-Sheet 6 Filed July 26. 196,0

m U C m C K N U R T m TO UNE CIRCUITS March 2, 1965 w. F. BARTLETT AUTOMATIC COMMUNICATION SYSTEM 23 Sheets-Sheet 7 Filed July 26. 1960 raso ne] TERMINATING LINE s'roRE- |28 Filed July 26, 1960 25 Sheets-Sheet 8 TERMINATING LINE STORE-|28 O A 8 .2 8 .B w w w m w M G H w m .J \||.^,m e m o o m- |l Il 4 I Ilr A l m M .l 8 w/ m o m u u nu nu nu nu nufm u, w Ik www u D nu D nu nu@ w Filed July 26. 1960 23 Sheets-Sheet 9 TERMINATING LINE AND TRUNK M T0 LINE CIRCUITS Fles March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 23 Sheets-Sheet 10 F' TERMINATING LINE AND TRUNK MATRIX-L52 TO LINECIRCUITS TO TBQNK CIRCUITS f A N f March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26. 1960 23 Sheets-Sheet 11 FIG." 226' CLOCK Ill4 D ETQB .A NQ TIME sLoT ALLOTTER- 21) ll4 H42 March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 25 Sheets-Sheet 12 FIG.I2

olerr DETECTOR gp TIME sLoT ALLoTTER-gg March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 23 Sheets-Sheet 13 FIG. I3

:soo |308 DIGIT DETECTOR Mg TIME vSLOT ALLoTTER- L22 March 2, 1965 w. F. BARTLETT 3,171,900

lAUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 23 Sheets-Sheet 14 FIG.I4

TERMl LINE STORE-|28 March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 23 Sheets-Sheet 15 nimm@ .L Iu; mi@

March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 25 Sheets-Sheet 16 |396 TRUNK FlNDER-l 6 March 2, 1965 w. F. BARTLETT AUTOMATIC COMMUNICATION SYSTEM 25 Sheets-Sheet 17 Filed July 26, 1960 March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26. 1960 23 Sheets-Sheet 18 FI .I8

CLOCK PULSE CONFERENCE CONNECTOR-EA March 2, 1965 w. F. BARTLETT 3,171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 23 Sheets-Sheet 19 FIG.I9

CONFERENCE CONTROL CIRCUIT-|36 MalCh 2 1965 w, F. BARTLETT l :171,900

AUTOMATIC COMMUNICATION SYSTEM Filed July 26, 1960 25 Sheets-Sheet 20 FIG. 2O

CONFERENCE CONTROL CIRCUlT-ISS 

1. IN A COMMUNICATION SYSTEM, A PLURALITY OF COMMUNICATION CIRCUITS HAVING INDIVIDUAL DESIGNATIONS, A COMMON COMMUNICATION CHANNEL, CONTROL MEANS FOR EXTENDING A COMMUNICATION PATH FROM A CALLING ONE OF SAID CIRCUITS IN ONE OF A PLURALITY OF DISTINCT TIME POSITIONS IN A REPETITIVE TIME FRAME, AN OPERATOR POSITION AND MEANS FOR CONNECTING SAID OPERATOR POSITION TO SAID CALLING ONE OF SAID CIRCUITS INCLUDING A DELAY LINE INDIVIDUAL TO SAID OPERATOR POSITION FOR CIRCULATING A SIGNAL IN SAID ONE TIME POSITION. 